- 12 -
PN-2940S-A,
S-B,C,D,E,F
Switch PWB(B2) section
C
C
1
2
3
4
5
6
7
8
9
11 12 13 14 15 16 17 18 19 20
10
1
2
3
4
5
6
7
8
9
11 12 13 14 15 16 17 18 19 20
10
C
C
C
VR401
S401
S419
S418
S417
S416
S415
S414
S413
S412
S411
S410
S409
S408
S407
S406
S405
S403
S404
S402
C401
C406
Q10
J1
C403
C52
R428
R429
R430
R431
R432
R433
R434
R435
C404
D423
D424
D425
D402
D403
D404
D405
D401
D406
D427
D426
IC1
IC2
D413
D414
D415
D416
D417
D418
D419
D420
TM1
D486
D487
D491
D492
R407
R408
R409
R410
R412
C51
R423
R427
R426
R401
R402
R403
R406
R405
R411
R413
R414
R419
R418
R420
R424
R425
D407
D408
D409
D410
D411
D412
R492
R491
R415
R416
R417
R486
R487
R404
VOL
0.1
220p
2SA1586
10K
074-1189-90
1K
1K
1K
1K
1K
220p
1K
1K
1
0.1
R-ORG EJECT
R-ORG LOAD
R-ORG POW
R-ORG BUTTON2
R-ORG BUTTON3
R-ORG BUTTON4
R-ORG BUTTON5
R-ORG BUTTON1
R-ORG BUTTON6
R-ORG D-LEFT
R-ORG D-RIGHT
BU2099
BU2099
R-ORG AUDIO
R-ORG SOUND
R-ORG RDS
R-ORG SOURCE
R-ORG MODE
R-ORG DISP
R-ORG RIGHT
R-ORG LEFT
R-ORG SRC(RESERVE)
R-ORG MD(RESERVE)
R-ORG UP
R-ORG DOWN
330
330
330
330
330
1K
1K
1.2K
820
1.2K
1.2K
1.2K
1.2K
1K
390
2.2K
2.2K
2.2K
1.5K
1.8K
1K
1K
S-RED DISC1
S-RED DISC2
S-RED DISC3
S-RED DISC4
S-RED DISC5
S-RED DISC6
1.2K
1.5K
1.5K
2.2K
2.2K
2.2K
2.2K
1K
ILL+9V
ILL+7V
UP
DOWN
MODE
M1
M2
M3
M4
M5
M6
SOUND
SOURCE
LOAD
EJECT
RIGHTARROW
LEFTARROW
RIGHTARROW
LEFTARROW
DOWN
UP
MODE
SOURCE
SOUND
M6
M5
M4
M3
M2
M1
AUDIO
DISPLAY
DISPLAY
RDS
RDS
AUDIO
EJECT
LOAD
CE_B
DATA
CLOCK
LCK
BUTTON-1
BUTTON-2
BUTTON-3
BUTTON-4
BUTTON-5
BUTTON-6
DISC-1
DISC-2
DISC-3
DISC-4
DISC-5
DISC-6
BUTTON-1
BUTTON-2
BUTTON-3
BUTTON-4
BUTTON-5
BUTTON-6
DISC LEFT
DISC RIGHT
LO-1
LO-2
LO-3
LO-4
LO-5
LO-6
LOAD
EJECT
POWER
DATA
CE_B
LCK
CLOCK
DISC-1
DISC-2
DISC-3
DISC-4
DISC-5
DISC-6
LO-1
LO-2
LO-3
LO-4
LO-5
LO-6
EJECT
LOAD
DISC RIGHT
DISC LEFT
POWER
ES KEY SWITCH
DISC INDICATOR
GND
GND
GND
IR-GND
IR
VOL-2
VOL-1
POW-ON
M1
M2
M3
M4
M5
M6
MODE
POW-SW
ILLUMI
DOWN
UP
SOUND
ROTALY-ENC
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SOURCE
GND
VDDREF
NC
LED9V
LED9V
LED7V
LED7V
NC
DI-FPC1
DI-FCP2
DISPLAY
RDS
AUDIO
EJECT
LOAD
VSS
NC
DATA
CLOCK
LCK
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
SO
CE_B
VDD
VSS
NC
DATA
CLOCK
LCK
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
SO
CE_B
VDD
LCK
CE_B
DATA
CLOCK
LEFT
ARROW
RIGHT
ARROW
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP12
TP13
TP14
TP15
TP16
TP17
TP18
TP19
TP20
TP21
TP22
LOD
M1
M2
M3
M4
M5
M6
EJC
ADO
SND
RDS
SRC
MOD
PWR
VL1
VL2
UP
DWN
LFT
RGT
DSP
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
NIGHT:9V
DAY:9V,NIGHT:5.2V
LED ON:1.0V TO 1.5V
LED ON:1.0V TO 1.5V
* Difference
S409
S410
S411
S412
NAVI
GUIDANCE
NAVI
GUIDANCE
CD
RADIO
TDMB
CD
RADIO
AUDIO
MODE
AUDIO
MODE
SOUND
MODE
MUTE
RADIO / CD
RADIO / CD
RDS/
RDS-
INTERRUPT
RDS-
INTERRUPT
PN-2940S-A
PN-2940S-E
PN-2940S-B
PN-2940S-F
PN-2940S-C
PN-2940S-D
SOUND
MODE
To page 13
J1 of Main PWB
FPC
039-2977-00